Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a data de término qualificativa quando a data de início qualificativa é a data de início qualificativa?
 ###Tabelas: CREATE TABLE indian_television_academy_awards (indian_television_academy_awards_id AUTO_INCREMENT PRIMARY KEY, Year INT, Category VARCHAR, Character VARCHAR, For The Show VARCHAR, Result VARCHAR) CREATE TABLE germanic_tradition (germanic_tradition_id AUTO_INCREMENT PRIMARY KEY, Sunday Sunna/Sól VARCHAR, Monday Mona/ Máni VARCHAR, Tuesday Tiw/ Tyr VARCHAR, Wednesday Woden / Odin VARCHAR, Thursday Thunor / Thor VARCHAR, Friday Frige or Freya VARCHAR, Saturday Saturn VARCHAR) CREATE TABLE best_figures_in_a_match (best_figures_in_a_match_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Bowling VARCHAR, Player VARCHAR, Opponent VARCHAR, Venue VARCHAR, Season VARCHAR) CREATE TABLE summary_of_qualification (summary_of_qualification_id AUTO_INCREMENT PRIMARY KEY, Confederation VARCHAR, Teams started VARCHAR, Teams that have secured qualification VARCHAR, Teams that can still qualify VARCHAR, Teams that have been eliminated VARCHAR, Remaining places in finals VARCHAR, Total places in finals VARCHAR, Qualifying start date VARCHAR, Qualifying end date VARCHAR) CREATE TABLE career_titles_13 (career_titles_13_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date INT, Championship VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score in the final VARCHAR)  
SELECT Qualifying end date FROM summary_of_qualification WHERE Qualifying start date = Qualifying start date